HARARI OREN. (2002). LEADERSHIP SECRETS OF COLIN POWELL. MCGRAW-HILL.
Chicago Style (17th ed.) CitationHARARI OREN. LEADERSHIP SECRETS OF COLIN POWELL. NEW YORK: MCGRAW-HILL, 2002.
MLA citiranjeHARARI OREN. LEADERSHIP SECRETS OF COLIN POWELL. MCGRAW-HILL, 2002.
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